Season 47
Episodes
1 Polar Extremes Feb 5, 2020 
2 Dog Tales Feb 12, 2020 
3 Cat Tales Feb 19, 2020 
4 Mysteries of Sleep Feb 26, 2020 
5 Cuba's Cancer Hope Apr 1, 2020 
6 The Truth About Fat Apr 8, 2020 
7 Decoding COVID-19 May 13, 2020 
8 Eagle Power May 20, 2020 
9 Human Nature / Gene-Editing Reality Check Sep 9, 2020 
10 Secret Mind of Slime Sep 16, 2020 
11 A to Z: The First Alphabet Sep 23, 2020 
12 A to Z: How Writing Changed the World Sep 30, 2020 
13 Nature's Fear Factor Oct 14, 2020 
14 Touching the Asteroid Oct 21, 2020 
15 Can We Cool the Planet? Oct 28, 2020 
16 Saving Notre Dame Nov 25, 2020